/* ============ 06 CHARACTER ARC ============ */
.arc{position:relative;max-width:1180px;margin:0 auto;padding:16vh 6vw 10vh;--dfont:'Bebas Neue','Noto Sans JP',Impact,sans-serif;--dmono:'DM Mono','IBM Plex Mono',ui-monospace,monospace}
.arc .tag{font:400 .6rem var(--dmono);letter-spacing:.25em;text-transform:uppercase;color:var(--ac);margin-bottom:1.1rem;display:flex;align-items:center;gap:14px}
.arc .tag::before{content:'';width:3.1rem;height:1px;background:var(--ac)}
.arc-head{margin-bottom:12vh}
.arc-head h2{font:400 clamp(2.6rem,11.5vw,10.5rem)/.86 var(--dfont);letter-spacing:.02em;color:var(--ink)}
.arc-head h2 .out{color:transparent;-webkit-text-stroke:2px var(--vi)}
.tl{position:relative;--p:0}
.tl::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:1px;background:rgba(255,255,255,.13);translate:-50% 0}
.tl-fill{position:absolute;left:50%;top:0;width:2px;height:calc(var(--p)*100%);translate:-50% 0;background:linear-gradient(var(--ac),var(--vi) 60%,var(--rose));box-shadow:0 0 14px color-mix(in srgb,var(--vi) 80%,transparent)}
.tl-fill::after{content:'';position:absolute;left:50%;bottom:-5px;width:11px;height:11px;translate:-50% 0;border-radius:50%;background:#fff;box-shadow:0 0 18px 4px color-mix(in srgb,var(--ac) 85%,transparent)}
.ch{position:relative;display:grid;grid-template-columns:1fr 1fr;padding:9vh 0;--py:0px}
.ch-body{position:relative;z-index:2;padding:2.2rem 2.2rem 2.4rem;background:rgba(10,7,20,.62);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  opacity:0;transition:opacity .8s cubic-bezier(.2,.8,.2,1),translate .8s cubic-bezier(.2,.8,.2,1),border-color .4s}
.ch.l .ch-body{grid-column:1;margin-right:64px;text-align:right;border-right:1px solid rgba(255,255,255,.14);translate:-46px 0}
.ch.r .ch-body{grid-column:2;margin-left:64px;text-align:left;border-left:1px solid rgba(255,255,255,.14);translate:46px 0}
.ch.on .ch-body{opacity:1;translate:0 0}
.ch.on.l .ch-body{border-right-color:color-mix(in srgb,var(--ac) 60%,transparent)}.ch.on.r .ch-body{border-left-color:color-mix(in srgb,var(--ac) 60%,transparent)}
.node{position:absolute;left:50%;top:calc(9vh + 2.6rem);width:15px;height:15px;translate:-50% 0;border-radius:50%;background:#06050b;border:2px solid var(--mute);z-index:3;transition:all .5s}
.ch.on .node{background:var(--ac);border-color:var(--ac);box-shadow:0 0 0 7px color-mix(in srgb,var(--ac) 14%,transparent),0 0 22px var(--ac)}
.num{font:400 clamp(4.4rem,9vw,7.6rem)/.8 var(--dfont);color:transparent;-webkit-text-stroke:1.5px color-mix(in srgb,var(--vi) 85%,transparent);transition:-webkit-text-stroke-color .5s}
.ch.on .num{-webkit-text-stroke-color:var(--ac)}
.ch h3{font:400 clamp(2.4rem,5vw,3.9rem)/.95 var(--dfont);letter-spacing:.03em;margin:.5rem 0 .7rem;color:var(--ink)}
.ch .sub{font:400 .68rem var(--dmono);letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:1.3rem}
.ch p{font-size:.96rem;line-height:1.8;color:#cfcae6;margin-bottom:1rem;max-width:36rem}
.ch.l p{margin-left:auto}
.ch p:last-child{margin-bottom:0}
.kj{position:absolute;top:50%;font:900 clamp(11rem,26vw,22rem)/1 'Noto Sans JP',sans-serif;color:color-mix(in srgb,var(--vi) 7%,transparent);pointer-events:none;user-select:none;translate:0 calc(-50% + var(--py));z-index:1}
.ch.l .kj{right:0}.ch.r .kj{left:0}
@media (max-width:820px){
  .tl::before,.tl-fill{left:14px}
  .ch{grid-template-columns:1fr;padding:7vh 0 7vh 44px}
  .ch.l .ch-body,.ch.r .ch-body{grid-column:1;margin:0;text-align:left;border-right:0;border-left:1px solid rgba(255,255,255,.14);translate:0 34px}
  .ch.on.l .ch-body,.ch.on.r .ch-body{border-left-color:rgba(62,224,197,.6);translate:0 0}
  .ch.l p{margin-left:0}
  .node{left:14px;top:calc(7vh + 2.4rem)}
  .kj{display:none}
  .arc{padding-left:5vw;padding-right:5vw}
}
@media (prefers-reduced-motion:reduce){.deep3d .cl,.deep3d .steps rect,.deep3d .arrow,.deep3d .lflash,.deep3d .rift{animation:none}.deep3d .arrow{stroke-dashoffset:0}.ch-body{transition:none}}